What was found
EXFOLIATION CORROSION - STIFFENER, LH WING CTR L/E REFUELING DOOR(<P>REMOVED AND REPLACED DAMAGED PARTS IAW SRM 51-40-02 REV 91 AND DWG NO. 65B10882 SH 7 REV C. CONDITION CHECK NORMAL.</P>)
- Difficulty date
- May 4, 2021
- Submitted
- May 7, 2021
- Operation
- Air carrier
- Aircraft
- N405KZ
- Make and model
- Boeing 747400
- Aircraft serial
- 36132
- Aircraft time
- 46,529 hours
- System (JASC)
- 5720 · Wing Miscellaneous Structure
- Part
- Stiffener
- Part number
- 65B1088282
- Condition
- Corroded
- Location
- Lt Wing
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.